On intervals in some posets of forests

  • Authors:

  • Frédéric Chapoton

  • Affiliations:

  • LACIM, Universite du Quebec a Montreal, CP8888 succ. centre ville, Montreal Quebec, Canada H3C 3P8

  • Venue:
  • Journal of Combinatorial Theory Series A
  • Year:
  • 2003

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Abstract

We compute the characteristic polynomials of intervals in some posets of leaf-labeled forests of rooted binary trees.